@article{article4a514715,
title   = {Rubidii -strontsievyi vozrast amfibolitov i obrazovannykh po nim migmatitov belomorskogo kompleksa baltiiskogo schita},
author = {Cordani, Umberto G. and Scherbakova, T. F. and Kawashita, Koji},
year = {1989},
journal   = {Doklady Akademii Nauk Sssr}
}